International Maths Olympiad Forum By SOF Olympiad Trainer - Page 107
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Rahul from , NOIDA
Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is A.

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SUBHADEEP MOHAPATRA from DAV PUBLIC SCHOOL , ANGUL
Subject :IMO    Class : Class 4

Ans 1:

Deeksha Mittal from JAYPEE PUBLIC SCHOOL, NOIDA, NOIDA
Class : Class 2

Ans 2:

saumit from Narayana E-techno, mumbai
Class : Class 5
Verrrrrrrrrrrrry confusing and tricky

Ans 3:

sauradeep from j v m Shyamali , ranchi
Class : Class 10
MULTIPLES ARE NOT LESS THAN THE NUMBER,THE ANSWER IS GIVEN WRONG

Ans 4:

Aarav Gupta from TSRS Aravali, Gurugram
Class : Class 7
Correct answer should be B.

Ans 5:

Saanvi Sharma from Harvest International , Bangalore
Class : Class 5
the correct answer is B

Ans 6:

Kabir from GIG International School, Singapore
Class : Class 6
It cannot happenThe multiple of a number is always bigger or equal never smaller

Ans 7:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9
The correct answer is B. sof olympiad trainer is wrong.

Ans 8:

Aanya Shroff from Billabong High International School, Kanpur
Class : Class 6
Multiples are supposed to be equal to or greater than the number. Multiplying by fractions does not mean that it is a multiple...

Ans 9:

Rohan Singhal from Manav Rachna International School, Gurgaon
Class : Class 5
ans should be B please correct it sof

Ans 10:

GURNOOR SINGH from DAV PUBLIC SCHOOL, Amritsar
Class : Class 4
THIS SOF IS MORE BETTER THAN MTG

Ans 11:

Shaurya Veer from Army Public School ASC C and C , Bangalore
Class : Class 10
it is not wrong because multiplying by a negative number gives us the result as a number smaller than the original number for example -2*2=-4

Ans 12:

Shreeya Mangla from ASN Senior Secondary School, New Delhi
Class : Class 9
The correct answer is A part

Ans 13:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8

Ans 14:

Arjun Gourineni from CHIREC International School, Hyderabad
Class : Class 7
Answer is B

Ans 15:

Kush Bindal from GIIS, India
Class : Class 6
If we sometimes multiply the no. with fraction we can get the multiple smaller than the number. Eg-2 *1/2=1

Ans 16:

gayathri from NPS, Bengaluru
Class : Class 3

Ans 17:

Ameya Dhuri from Birla Public School, Doha
Class : Class 8
I didn't understand the answer

Ans 18:

Kashyap Shankar from NPS, Singapore
Class : Class 6

Ans 19:

saumit from Narayana E-techno, mumbai
Class : Class 5
I do not know

Ans 20:

Saathvik Saasthan P from BBHS, Bengaluru
Class : Class 5
it is not wrong because negative numbers' multiples are always lesser than themselves eg. -3x3=-9

Ans 21:

Radhika Jain from Sushila Birla Girls' School, Kolkata
Class : Class 5
Yes yes. Negative numbers are not in the syllabus of fourth graders.

Ans 22:

Darsh Chopra from Shri-G International School, Indore
Class : Class 4
It cannot happen, the multiple of a number is always bigger or equal of the number. It's never smaller. Hence, the correct should be (B)

Ans 23:

Ahaan Mittal from Primus Public School, Bengaluru
Class : Class 8
ANSWER IS B. When we talk of factors n multiples we usually do not talk about negative numbers

Ans 24:

Aanya Dahuja from Suncity World School, gurgaon
Class : Class 7
How can a multiple of a no be smaller than the no itself..? Factor can be smaller, not the multiple

Ans 25:

Anika S Kumar from Alphabets International school , Chennai
Class : Class 7
Answer should be B. Only negative numbers when multiplied by a positive number is a smaller number. Negative numbers are out of syllabus for 4th grader. Hence the given solution is wrong.

Ans 26:

Inaaya from Greenwood High, BANGALORE URBAN
Class : Class 8
The correct answer should be option B.A multiple can never be smaller than the number

Ans 27:

Aarav Gupta from Delhi Public School Bangalore East, Bangalore
Class : Class 4
we can get a multiple smaller than the number by multiplying it by a fraction

Ans 28:

BV Karthikeya from Sentia, Hyderabad
Class : Class 6
the solution is taking negative numbers which we dont know

Ans 29:

Siddharth Laxmisha from The Study Lecole Internationale, PUDUCHERRY
Class : Class 8
Negative numbers aren't included in Class 4 syllabus although your answer is correct.

Ans 30:

Arihaan Adhikari from Modern Delhi International School, Sector 87, Faridabad
Class : Class 9
it should be B as multiplying the numbers gives us greater numbers. Guys mine is also the same

Ans 31:

Smita Desai from GOKULDHAM HIGHSCHOOL , MUMBAI
Class : Class 4

Ans 32:

from kalyan, Kalyan
Class : Class 6

Ans 33:

NIRMAY JOSEPH from St Columba's School, New Delhi , New Delhi
Class : Class 9

Ans 34:

Aahana Agarwal from NPS Koramangala, Bengaluru
Class : Class 6

Ans 35: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

Ans 36:

Smita Desai from GOKULDHAM HIGHSCHOOL , MUMBAI
Class : Class 4
Fully wrong

Ans 37:

IAMLOST from ABC, Pune
Class : Class 8

Ans 38:

Smita Desai from GOKULDHAM HIGHSCHOOL , MUMBAI
Class : Class 4
Multiplying by does not mean it is a multiple in inv

Ans 39:

Shreeya Mangla from ASN Senior Secondary School, New Delhi
Class : Class 9
The answer is A part as multiplying a number with a negative number gives a number smaller than the number we took to multiply

Ans 40:

Anvi Prabhu from Lodha World School Thane, Thane
Class : Class 6

Ans 41:

Aaditva from Vasant Valley School, New Delhi
Class : Class 8
The correct answer is B not A, a multiple is NEVER smaller than the number

Ans 42:

ishi gupta from DPS NOIDA, NOIDA
Class : Class 4
YES THIS IS TOTTTALLLLYYYY WRONG

Ans 43:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
We can't talk about syllabus over here but it's wrong only Saathvik and Shaurya I think you did not read that multiples are equal to or greater than the number itself. And FACTOR are smaller than or equal to the number.

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Mithran L from The Shishukunj International School, Indore
Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

Post Your Answer

Aaron Podder from ,
Subject :IMO    Class : Class 4

Ans 1:

BV Karthikeya from Sentia, Hyderabad
Class : Class 6

Ans 2:

Aayushi Nayak from ROSARY SR SEC SCHOOL, DELHI
Class : Class 5

Ans 3:

abhinav from timpany, visakhapatnam
Class : Class 4
Anirudh Bhattacharjee answered correctly.

Ans 4:

Aahana Agarwal from NPS Koramangala, Bengaluru
Class : Class 6
Please help me with this question !!!!!

Ans 5:

Animesh Mishra from DPS NORTH BANGALORE, BENGALURU
Class : Class 3

Ans 6:

Raghav from DPS Gurgaon, Gurgaon
Class : Class 5

Ans 7:

IAMLOST from ABC, Pune
Class : Class 8
The sum of numbers in each circle is 33

Ans 8:

Srijita Ghosh from Dav Model School IIT Kharagpur, Kharagpur
Class : Class 3
The number 10 and question mark ? should be interchanged.

Ans 9:

Shreeya Mangla from ASN Senior Secondary School, New Delhi
Class : Class 9
The answer is B. As the sequence is going 12,13,14 and 6,8,10 and 15,12,9

Ans 10:

Juheel Savsani from Indo Scots Global School , Pune
Class : Class 4
sooo confusing

Ans 11: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

Ans 12:

Saathvik Saasthan P from BBHS, Bengaluru
Class : Class 5
The question itself is wrong.

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Dhawal K. Borkar from Saraswati Dnyandeep Convent, Arjuni Morgaon
Subject :IMO    Class : Class 4

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Dhawal K. Borkar from Saraswati Dnyandeep Convent, Arjuni Morgaon
Subject :IMO    Class : Class 4

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Dhawal K. Borkar from Saraswati Dnyandeep Convent, Arjuni Morgaon
Subject :IMO    Class : Class 4

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Sarthak from St Anthony Senior Secondary School Hiran Magri Udaipur, Udaipur
Subject :IMO    Class : Class 4

Ans 1:

ishi gupta from DPS NOIDA, NOIDA
Class : Class 4

Ans 2:

Sanjana Jennifer Punshi from Pawar Public School Hinjewadi , PUNE
Class : Class 4
4c 98

Ans 3:

sreekardatta from Greenwood High, Bangalore
Class : Class 2
98 is correct answer. No I found out.

Ans 4:

Vaibhav from The Millennium School , Dubai
Class : Class 8
The answer is (C) which is 98 cm .

Ans 5:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
B is answer wait let me calculate Oh it is C as the line near 5 cm {unnamed one } is 5 cm so 93 IS RIGHT but PARTIALLY, Dhawal K. Borkar! so 93 plus 5 = 98 cm! GOT IT EVERYONE? YES! SOF is MY EXPLANATION RIGHT? Master Answer tell me answer as this question may come in IMO!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 6:

Divyamsh from The Sky World School, Panchkula
Class : Class 5
sorry i did not put space

Ans 7:

Divyamsh from The Sky World School, Panchkula
Class : Class 5
24 20=4444 5=4949 13=6262 16=7878 8=86now we have to get line of unknown distance's distance8 5=1320-13=7back to question86 7=93Answer B 93 but it is saying answer is c 98 how and where is extra 5 coming from

Ans 8:

sreekardatta from Greenwood High, Bangalore
Class : Class 2
It is 93cm. 8 24 20 13 7 5 16=93 where there is extra 5cm?

Ans 9:

Siddhant Sahay from ryan international School, Ahmedabad
Class : Class 4
correct ans is B 93

Ans 10:

S K Charukhanthan from KV, Bangalore
Class : Class 6
ans:ccccccccccccc

Ans 11:

Dhawal K. Borkar from Saraswati Dnyandeep Convent, Arjuni Morgaon
Class : Class 4
B 93 cm

Ans 12:

Sanjana Jennifer Punshi from Pawar Public School Hinjewadi , PUNE
Class : Class 4
sanjana jennifer punshi from puneB 93cm

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Sarthak from St Anthony Senior Secondary School Hiran Magri Udaipur, Udaipur
Subject :IMO    Class : Class 4

Ans 1:

Nived from GEMS New Millennium School, Dubai
Class : Class 9
1/3 of 24 is 8,so the correct answer should be 2?

Ans 2:

Prabhav from ,
Class : Class 5

Ans 3:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
You'll divide each part into half as in fraction there is equal distribution 24 and then find 1/3 of 24 = 8 and subtract 6 [ parts shaded] = 8-6=2 so 2 SOF Master Answer Noida give answer and explain as this question may come in IMO on 17 December in VIBGYOR High Airoli.

Ans 4:

Aarush Dey from M P Birla Foundation Higher Secondary School, Kolkata
Class : Class 10
B IS CORRECT

Ans 5:

IAMLOST from ABC, Pune
Class : Class 8
correct ans should be b

Ans 6:

DHAIRYA SRIVASTAVA from VVDAV, DELHI
Class : Class 4

Ans 7:

Haricharan Venkatesan from Delhi Private School Dubai, Dubai
Class : Class 9

Ans 8:

Anoushka Chhauda from Sanskriti, Pune
Class : Class 8
correct answer should be 2

Ans 9:

Keshav Aggarwal from NPS International School, Singapore
Class : Class 7

Ans 10:

Parth Luthra from Modern Delhi Public School, FARIDABAD
Class : Class 4

Ans 11:

Devansh from asn senior secondary school, delhi
Class : Class 8
correct ans is b

Ans 12:

Parth Luthra from Modern Delhi Public School, FARIDABAD
Class : Class 4
Different type of question .

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pawan yadav from Nes International school, dombivli
Subject :IMO    Class : Class 4

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